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RU2008138387A - ABSORBING PRODUCT HAVING MULTILAYERED MATERIAL WITH A LOW POISSON FACTOR - Google Patents

ABSORBING PRODUCT HAVING MULTILAYERED MATERIAL WITH A LOW POISSON FACTOR Download PDF

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Publication number
RU2008138387A
RU2008138387A RU2008138387/14A RU2008138387A RU2008138387A RU 2008138387 A RU2008138387 A RU 2008138387A RU 2008138387/14 A RU2008138387/14 A RU 2008138387/14A RU 2008138387 A RU2008138387 A RU 2008138387A RU 2008138387 A RU2008138387 A RU 2008138387A
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Russia
Prior art keywords
absorbent article
multilayer material
absorbent
outer coating
poisson
Prior art date
Application number
RU2008138387/14A
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Russian (ru)
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RU2435557C2 (en
Inventor
Мэттью Л. КОУЛИ (US)
Мэттью Л. КОУЛИ
Элизабет Д. ГЭДСБИ (US)
Элизабет Д. ГЭДСБИ
Томас М. ФЛИКЕР (US)
Томас М. ФЛИКЕР
Джейсон С. ФЭРБЕНКС (US)
Джейсон С. ФЭРБЕНКС
Кортни ШИ (US)
Кортни ШИ
Энн Л. МАККОРМАК (US)
Энн Л. МАККОРМАК
Original Assignee
Кимберли-Кларк Ворлдвайд, Инк. (Us)
Кимберли-Кларк Ворлдвайд, Инк.
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Application filed by Кимберли-Кларк Ворлдвайд, Инк. (Us), Кимберли-Кларк Ворлдвайд, Инк. filed Critical Кимберли-Кларк Ворлдвайд, Инк. (Us)
Publication of RU2008138387A publication Critical patent/RU2008138387A/en
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Publication of RU2435557C2 publication Critical patent/RU2435557C2/en

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads
    • A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin
    • A61F13/51456—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its properties
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads
    • A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin
    • A61F13/51474—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its structure
    • A61F13/51478—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its structure being a laminate, e.g. multi-layered or with several layers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads
    • A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin
    • A61F13/51496—Backsheet, i.e. the impermeable cover or layer furthest from the skin having visual effects
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/022—Non-woven fabric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/04—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer characterised by a layer being specifically extensible by reason of its structure or arrangement, e.g. by reason of the chemical nature of the fibres or filaments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
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    • B32B2262/0207—Elastomeric fibres
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    • B32B2262/0253—Polyolefin fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/06—Vegetal fibres
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
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    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/12—Conjugate fibres, e.g. core/sheath or side-by-side
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
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    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/14—Mixture of at least two fibres made of different materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2274/00—Thermoplastic elastomer material
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/51—Elastic
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    • B32B2307/00—Properties of the layers or laminate
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    • B32B2307/726—Permeability to liquids, absorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B2307/00—Properties of the layers or laminate
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    • B32B2555/00—Personal care
    • B32B2555/02—Diapers or napkins

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Dermatology (AREA)
  • Textile Engineering (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Laminated Bodies (AREA)

Abstract

1. Впитывающее изделие, образующее продольное направление и поперечное направление, перпендикулярное продольному направлению, причем впитывающее изделие содержит ! наружное покрытие, причем наружное покрытие содержит многослойный материал, включающий два слоя; ! впитывающий элемент, расположенный смежно наружному покрытию; и ! графическое изображение, связанное с наружным покрытием, при этом многослойный материал имеет коэффициент Пуассона менее 1,0 при 4% продольного натяжения при использовании ASTM-E132. ! 2. Впитывающее изделие по п.1, в котором многослойный материал имеет коэффициент Пуассона менее 0,75 при 4% продольного натяжения при использовании ASTM-E132. ! 3. Впитывающее изделие по п.1, в котором многослойный материал имеет коэффициент Пуассона менее 0,4 при 4% продольного натяжения при использовании ASTM-E132. ! 4. Впитывающее изделие по п.1, в котором первый слой представляет собой пленку. ! 5. Впитывающее изделие по п.1, в котором второй слой представляет собой нетканый материал фильерного способа производства. ! 6. Впитывающее изделие по п.5, в котором второй слой представляет собой самый наружный слой. ! 7. Впитывающее изделие по п.1, в котором графическое изображение совмещено по отношению к изделию. ! 8. Впитывающее изделие по п.1, в котором графическое изображение нанесено печатью на наружное покрытие. ! 9. Впитывающее изделие по п.1, в котором наружное покрытие является непроницаемым для жидкости. ! 10. Впитывающее изделие, образующее продольное направление и поперечное направление, перпендикулярное продольному направлению, причем впитывающее изделие содержит ! наружное покрытие, причем наружное покрытие содержит мно 1. An absorbent article forming a longitudinal direction and a transverse direction perpendicular to the longitudinal direction, the absorbent article containing! outer cover, and the outer cover contains a multilayer material, including two layers; ! an absorbent member disposed adjacent to the outer cover; and ! graphic associated with the outer coating, the laminate having a Poisson's ratio of less than 1.0 at 4% longitudinal tension using ASTM-E132. ! 2. An absorbent article according to claim 1, wherein the laminate has a Poisson's ratio of less than 0.75 at 4% longitudinal tension using ASTM-E132. ! 3. An absorbent article according to claim 1, wherein the laminate has a Poisson's ratio of less than 0.4 at 4% longitudinal tension using ASTM-E132. ! 4. An absorbent article according to claim 1, wherein the first layer is a film. ! 5. An absorbent article according to claim 1, wherein the second layer is a spunbond nonwoven fabric. ! 6. An absorbent article according to claim 5, wherein the second layer is the outermost layer. ! 7. An absorbent article according to claim 1, wherein the graphic is aligned with the article. ! 8. The absorbent article of claim 1, wherein the graphic is printed onto the outer cover. ! 9. An absorbent article according to claim 1, wherein the outer cover is liquid impermeable. ! 10. An absorbent article defining a longitudinal direction and a transverse direction perpendicular to the longitudinal direction, the absorbent article containing! outer coating, and the outer coating contains many

Claims (21)

1. Впитывающее изделие, образующее продольное направление и поперечное направление, перпендикулярное продольному направлению, причем впитывающее изделие содержит1. An absorbent article forming a longitudinal direction and a transverse direction perpendicular to the longitudinal direction, the absorbent article comprising наружное покрытие, причем наружное покрытие содержит многослойный материал, включающий два слоя;the outer coating, and the outer coating contains a multilayer material comprising two layers; впитывающий элемент, расположенный смежно наружному покрытию; иan absorbent element adjacent to the outer coating; and графическое изображение, связанное с наружным покрытием, при этом многослойный материал имеет коэффициент Пуассона менее 1,0 при 4% продольного натяжения при использовании ASTM-E132.a graphical representation associated with the outer coating, wherein the laminate has a Poisson's ratio of less than 1.0 at 4% longitudinal tension using ASTM-E132. 2. Впитывающее изделие по п.1, в котором многослойный материал имеет коэффициент Пуассона менее 0,75 при 4% продольного натяжения при использовании ASTM-E132.2. Absorbent product according to claim 1, in which the multilayer material has a Poisson's ratio of less than 0.75 at 4% longitudinal tension using ASTM-E132. 3. Впитывающее изделие по п.1, в котором многослойный материал имеет коэффициент Пуассона менее 0,4 при 4% продольного натяжения при использовании ASTM-E132.3. The absorbent article of claim 1, wherein the laminate has a Poisson's ratio of less than 0.4 at 4% longitudinal tension using ASTM-E132. 4. Впитывающее изделие по п.1, в котором первый слой представляет собой пленку.4. The absorbent article of claim 1, wherein the first layer is a film. 5. Впитывающее изделие по п.1, в котором второй слой представляет собой нетканый материал фильерного способа производства.5. The absorbent product according to claim 1, in which the second layer is a non-woven material spunbond production method. 6. Впитывающее изделие по п.5, в котором второй слой представляет собой самый наружный слой.6. The absorbent article of claim 5, wherein the second layer is the outermost layer. 7. Впитывающее изделие по п.1, в котором графическое изображение совмещено по отношению к изделию.7. The absorbent article of claim 1, wherein the graphic image is aligned with the article. 8. Впитывающее изделие по п.1, в котором графическое изображение нанесено печатью на наружное покрытие.8. The absorbent product according to claim 1, in which the graphic image is printed on the outer coating. 9. Впитывающее изделие по п.1, в котором наружное покрытие является непроницаемым для жидкости.9. The absorbent article of claim 1, wherein the outer coating is liquid impervious. 10. Впитывающее изделие, образующее продольное направление и поперечное направление, перпендикулярное продольному направлению, причем впитывающее изделие содержит10. An absorbent article forming a longitudinal direction and a transverse direction perpendicular to the longitudinal direction, the absorbent article comprising наружное покрытие, причем наружное покрытие содержит многослойный материал, включающий два слоя;the outer coating, and the outer coating contains a multilayer material comprising two layers; впитывающий элемент, расположенный смежно наружному покрытию; иan absorbent element adjacent to the outer coating; and графическое изображение, связанное с наружным покрытием, при этом многослойный материал имеет коэффициент Пуассона менее 2,0 при 6% продольного натяжения при использовании ASTM-E132.a graphical representation associated with the outer coating, wherein the laminate has a Poisson's ratio of less than 2.0 at 6% longitudinal tension using ASTM-E132. 11. Впитывающее изделие по п.10, в котором многослойный материал имеет коэффициент Пуассона менее 1,% при 6% продольного натяжения при использовании ASTM-E132.11. The absorbent product of claim 10, in which the multilayer material has a Poisson's ratio of less than 1% at 6% longitudinal tension using ASTM-E132. 12. Впитывающее изделие по п.10, в котором многослойный материал имеет коэффициент Пуассона менее 0,5 при 6% продольного натяжения при использовании ASTM-E132.12. The absorbent article of claim 10, wherein the multilayer material has a Poisson's ratio of less than 0.5 at 6% longitudinal tension using ASTM-E132. 13. Впитывающее изделие по п.10, в котором наружное покрытие является непроницаемым для жидкости.13. The absorbent product of claim 10, in which the outer coating is impervious to liquid. 14. Впитывающее изделие, образующее продольное направление и поперечное направление, перпендикулярное продольному направлению, причем впитывающее изделие содержит14. An absorbent article forming a longitudinal direction and a transverse direction perpendicular to the longitudinal direction, the absorbent article comprising многослойный материал, включающий два слоя;multilayer material comprising two layers; графическое изображение, связанное с многослойным материалом; иa graphic image associated with a multilayer material; and впитывающий элемент, расположенный во впитывающем изделии, при этом графическое изображение совмещено с впитывающим элементом, а многослойный материал имеет коэффициент Пуассона менее 1,0 при 4% продольного натяжения при использовании ASTM-E132.the absorbent element located in the absorbent product, while the graphic image is aligned with the absorbent element, and the multilayer material has a Poisson's ratio of less than 1.0 at 4% longitudinal tension when using ASTM-E132. 15. Впитывающее изделие по п.14, дополнительно содержащее наружное покрытие, при этом наружное покрытие включает многослойный материал.15. The absorbent product of claim 14, further comprising an outer coating, the outer coating comprising a multilayer material. 16. Впитывающее изделие по п.14, в котором графическое изображение нанесено печатью на многослойный материал.16. The absorbent product according to 14, in which the graphic image is printed on a multilayer material. 17. Многослойный материал для использования в изделии, причем многослойный материал содержит пленочный слой, включающий пленку; и нетканый слой, включающий нетканый материал фильерного способа производства, при этом многослойный материал имеет коэффициент Пуассона менее 1,0 при 4% продольного натяжения при использовании ASTM-E132.17. A multilayer material for use in an article, the multilayer material comprising a film layer comprising a film; and a nonwoven layer comprising a nonwoven material of a spunbond production method, wherein the multilayer material has a Poisson's ratio of less than 1.0 at 4% longitudinal tension using ASTM-E132. 18. Многослойный материал по п.17, в котором многослойный материал имеет коэффициент Пуассона менее 0,75 при 4% продольного натяжения при использовании ASTM-E132.18. The multilayer material according to 17, in which the multilayer material has a Poisson's ratio of less than 0.75 at 4% longitudinal tension using ASTM-E132. 19. Многослойный материал по п.17, в котором многослойный материал имеет коэффициент Пуассона менее 0,4 при 4% продольного натяжения при использовании ASTM-E132.19. The multilayer material according to 17, in which the multilayer material has a Poisson's ratio of less than 0.4 at 4% longitudinal tension using ASTM-E132. 20. Многослойный материал по п.17, дополнительно содержащий адгезив, соединяющий пленочный слой с нетканым слоем.20. The multilayer material according to 17, further comprising an adhesive connecting the film layer to the nonwoven layer. 21. Многослойный материал по п.17, в котором изделие представляет собой впитывающее изделие. 21. The multilayer material according to 17, in which the product is an absorbent product.
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US7812214B2 (en) 2010-10-12
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